Free Church a Christian Church which has dissented or seceded from an established Church; the term is recorded from the mid 16th century.
The Free Church of Scotland is a strict Presbyterian Church organized by dissenting members of the established Church of Scotland in 1843. In 1900 its majority amalgamated with the United Presbyterian Church to form the United Free Church; its name was retained by the minority group, nicknamed the Wee Free Kirk.
Free French an organization of French troops and volunteers in exile formed under General de Gaulle in 1940. Based in London, the movement continued the war against the Axis Powers after de Gaulle appealed by radio from London for French resistance to the Franco-German armistice. Its French National Committee (established in 1941) eventually developed into a provisional government for liberated France. The Free French were also involved in the liberation of Paris in 1944.
See also the best things in life are free, there's no such thing as a free lunch, thought is free.